Adaptive service chain management

A computer program product for fulfilling a service chain request, the computer program product comprising:

• one or more computer readable storage media and program instructions stored on the one or more computer readable storage media, the program instructions comprising:
• program instructions to receive a service chain request requiring a first service chain from a group of service chains;
• program instructions to, responsive to determining that an instance of a service in the first service chain is inaccessible, dynamically redefine the first service chain to direct flow to an alternative instance of the service;
• and
• program instructions to remove the instance of the service from a second service chain using the instance of the service and directing flow to the alternative instance of the service.

A computer system for fulfilling a service chain request, the computer system comprising:

• one or more computer processors;
• one or more computer readable storage media;
• and
• program instructions stored on the one or more computer readable storage media for execution by at least one of the one or more computer processors, the program instructions comprising:
• program instructions to receive a service chain request requiring a first service chain from a group of service chains;
• program instructions to, responsive to determining that an instance of a service in the first service chain is inaccessible, dynamically redefine the first service chain to direct flow to an alternative instance of the service;
• and
• program instructions to remove the instance of the service from a second service chain using the instance of the service and directing flow to the alternative instance of the service.